And if Wal-Mart drives the local Mom-and-Pops out of business by undercutting them, that's fine too because people wouldn't switch if it weren't better. </anal

And if Wal-Mart drives the local Mom-and-Pops out of business by undercutting them, that's fine too because people wouldn't switch if it weren't better. </analogy> Bootstrapping competitors is hard. Driving your competitors under and then cranking up the heat when the field is clear is a classic strategy.